Multiple functions: Not only can measure body temperature but also can measure the temperature of surface, room, bath water, food, baby milk etc. with clock funThree colors backlight (color alarm): When the body temperature is normal, the backlight is green, yellow backlight is for slight fever and red backlight is for high feverFast and accurate: 0.5 seconds measuring time and the accuracy is ±0.2 degrees centigrade(0.4 degrees Fahrenheit )Noncontact: Safe and clean, 5-15cm(2-5.9inch) measuring distanceEasy to use: Operate with one button, very simple to use